Surprise Signing in January market

Recent signing of Kevin-Prince Boateng to Barcelona FC is one of the shocking moment for me and really speaking as a Barcelona fan, I'm half to have him join the best football club in world.However,I'm still wondering how we tend to manage his,Suarez,Coutinho and others....also part of my questions is what is the hope of our Lamesia and upcoming stars?Big questions begging for answers!😢